Unfamiliar with entering math symbols?
Check out a helpful hand written math recognizer
here.
Copy and paste TeX string of the math you want to search here.
Alternatively, you can look up and insert symbols from below:

{{p.tab_name}}

Above only lists some of most frequently used math snippets. Refer to
this link for a complete math-related TeX commands and paste what you need here.
Willing to learn some Tex? Here is a helpful tutorial.

Raw query

Know how to write TeX? Great! You may want to edit math query in TeX directly (separate keywords by commas):